idk how relevant this is but did yall know by 2020 85% of the dams in the usa will be past their life expectancy, and furthermore the society of civil engineers gave the usa a D in dam safety.
idk how relevant this is but did yall know by 2020 85% of the dams in the usa will be past their life expectancy, and furthermore the society of civil engineers gave the usa a D in dam safety.